D.Manglunki, MSWG / LIU Ions, 01 October 2013
Pb-Pb Scenario for post-LS2D.Manglunki
D.Manglunki, MSWG / LIU Ions, 01 October 2013
Proposed Pb-Pb 50/75 ns scheme for after LS2
LEIR(1.6 109 Pb ions / 3.6 s)
PS batch expansion
SPS at injectionafter 12 transfers from PS, with 75ns batch spacing
LHC at injection,after 24 transfers from SPS
Pb ions / (future) LHC bunch
3 108
2.2 108
1.5 108
2
2
Nb of bunches
4
48
1152
b* = 0.5 m -> L = 9 1027 cm-2 s-1
Harmonic number /
Frequency
2
21 – 25-30-36 -42
16 – 14 – 12
200 MHz
400 MHz
6 injections
PS batch compression(50ns bunch spacing)
PS bunch splitting followed by batch expansion(100ns bunch spacing)
4 12-24-21
4 108
4 75ns
50ns
100ns
200ns
50ns
75ns50ns
D.Manglunki, MSWG / LIU Ions, 01 October 2013
THANK YOU FOR YOUR ATTENTION!
D.Manglunki, MSWG / LIU Ions, 01 October 2013
12 injections in SPS: peak lumi and intensity scaling
D.Manglunki, MSWG / LIU Ions, 01 October 2013
8 injections in SPS: peak lumi and intensity scaling
D.Manglunki, MSWG / LIU Ions, 01 October 2013
8 injections in SPS: peak lumi and intensity scaling
D.Manglunki, MSWG / LIU Ions, 01 October 2013
Optimum number of injections into the SPS(50/75ns)